<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        img {
            /*-webkit-filter: brightness(2.3);*/
            /*filter: brightness(0.8);*/
        }
    </style>
</head>

<img src="./40e515c423e54e678a53c165a7ba69150.png">
</body>
</html>